Finding the Fourth Proportional to 6,270,970.68, 8,655,507.18 and 3,855,123
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Solution
The fourth proportional to 6,270,970.68, 8,655,507.18 and 3,855,123 is: 5,321,033.46
Step by Step Solution
- Step 1: Write the proportion equation
6,270,970.68 : 8,655,507.18 = 3,855,123 : x - Step 2: Convert to fraction form
6,270,970.68/8,655,507.18 = 3,855,123/x - Step 3: Cross multiply
6,270,970.68x = 8,655,507.18 × 3,855,123 - Step 4: Simplify right side
6,270,970.68x = 33,368,044,806,283.14 - Step 5: Solve for x
x = 33,368,044,806,283.14/6,270,970.68 - Step 6: Final answer
x = 5,321,033.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.